JavaScript window.closed Property
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JavaScript window.closed Property
The window.closed
property indicates whether the referenced window is closed or not.
Note: This property is read-only.
Example
HTML Online Editor
<!DOCTYPE html>
<html>
<body>
<button onclick="myOpen()">Open Window</button>
<button onclick="myClose()">Close Window</button>
<button onclick="myFunction()">Check Status</button>
<p id="point"></p>
<script>
var myWindow;
var x = document.getElementById("point");
function myOpen(){
myWindow = window.open("", "myWindow", "width=400, height=300");
}
function myClose(){
myWindow.close();
}
function myFunction(){
if(!myWindow)
x.innerHTML = "'myWindow' has never been opened!";
else if(myWindow.closed)
x.innerHTML = "'myWindow' has been closed!";
else
x.innerHTML = "'myWindow' has been opened!";
}
</script>
</body>
</html>
Syntax
window.closed
Return Values
Value | Explanation |
---|---|
true | The window has been closed. |
false | The window is open. |
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